Features: Enhances your air compressor's mobility with these durability, noise reducing plastic caster wheel design for effortless portability and quiet operation. Featuring a 2.5/2cm mounting hole and compactly dimension, these universal wheel ensure compatibility with most compressors and easy installation. Ideal for contractors, DIY enthusiasts, and workshop owners seek a cost effective solution to upgrades or replace worn compressor wheel. Simplify equipment relocation between job sites or reorganize your workspaces smoothly without damaging floor or creating disturbances. Engineered with wear resistant plastic, these air compressor accessories maintain stability during transport while supporting safe maneuverability across various surfaces. Specifications: Component:Solid Plastic Option Outer Diameter:Approx.148MM/5.83in, 165mm/6.5in, 190mm/7.48inch Thickness:Approx.27mm/1.06in, 30mm/1.18inch Features:Quiet OilFree Design, Suitable for Small Air pumps Air Compressors,20mm/25mm Mounting Hole; Package Includes: 2pcs Air Compressor Wheel note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.